Throughout childhood, regular and ample ____ correlates with _____ maturation, ____, _____, regulation, and _______ adjustments in school and within the family.

Over the first months of life, the relative amount of time spent in the different _______ of sleep changes. The stage of sleep characterized by flickering eyes behind closed lids and _______ is called ______ ____. During the stage of sleep, brain waves are fairly _____ over the first months, as does the dozing stage called ____ ___. Slow wave sleep, also called ____ ____, increases markedly at about ____ months of age.

In most western cultures children _______ sleep with their parents. In contrast parents in ____ ____ and ____ ____ traditionally practice ____ with their infants. This practice ____ seem to be harmful unless the adult is _________.

Two year old rafael weighs 30 lbs and is 34 inches tall. He is considered average because his height and weight are in the ____ percentile for 2 year olds.

At birth the brain has attained about ____ percent of its adult weight , by age two the brain is about _____ percent of its adult weight. In comparison body weight at age two is about ______ percent of what it will be in adulthood.

The brains communication system consists primarily of nerve cells called __________ which are connected by intricate networks of nerve fibers called _______ and ______. Some nerve cells are in the area that controls autonomic responses called the ____________. About percent of these cells are in the brains outer layer calle the ______. This area takes up about _____ percent of human brain materials and is the site of ________ , ______, and __________.

Each neuron has many ______ but only only a single ________.

Neurons communicate with one another at sections called _____ that carry information across ______ _____ to the _____ of a recieving neuron which is speeded up by a process called _______ . Most of the nerve cells _____ present at birth, whereas there are ______ fiber networks.

During the first months of life, brain development is most noticible in the _____.

From birth until age 2, the density of dendrites in the cortex ______ by a factor of _____. The phenominal increases in neural connections over the first two years has been called ____ ____.Following this growth process, some neurons wither in this process called ______ because ____ does not activate those brain areas. The importance of early experience is seen in the brains production of stress hormones such as ____.

Brain functions that require basic common experiences in order to develop normally are called _____-_____ brain functions; those that depend on particular, and variable experiences in order to develop are called ______-_____ brain functions. Between 6-24 months the _____ areas of the brain develop most rapidly. The last part of the brain to mature is ____ ___, which is the area for ___ ____ and ____ _____.

A life threatening condition that occurs when an infant is held by the shoulders and quickly shaken back and forth is ___ ___ ___. Crying stops because of ruptured ______ _____ in the brain and broken _____ connections.

An important implication of brain development for caregivers is that early brain growth is _____ and reflects ____. Another is that each part of the brain has its own _____ for _____ _____ and ______. The inborn drive to remedy any deficit that may occur in development is called _____.